Science and technology have changed the world in many ways through innovations in transportation, communication, electricity, medicine, computers, and food processing. Cars revolutionized transportation and continue to evolve. Communication technologies like phones allow instant contact worldwide. Electricity transformed daily life and without it modern conveniences would not exist. Advances in medicine enable people to live longer lives with illnesses that were once fatal. Computers and the internet now permeate our personal and professional lives. Developments in food technology have expanded and improved the global food supply. Overall, technology is advancing rapidly and impacting nearly all aspects of modern life.